If you are accessing certain websites very often with your Android powered Samsung Galaxy S2, I suggest you to add a bookmark shortcut to your phones Home screen.
Sometimes people send you a whole lot of attachments in their email and downloading one after another can be really time consuming. Let me show you how simple it is to download all attachments at once.
The good folks at the Delft University of Technology came up with a dragonfly-like winged machine that can fly completely autonomously until the batteries allow.